EXHIBIT 11.1 ESPEY MFG. & ELECTRONICS CORP. Computation of per Share Earnings as Disclosed in Item 14 of Form 10-K Five years ended June 30, 2001 2001 2000 1999 1998 1997 ---------- ------- ------- -------- ------- Computation of earnings per share: BASIC Weighted average number of primary shares outstanding 1,031,403 1,045,520 1,100,065 1,111,220 1,112,074 ========== ========= ========= ========= ========= Net income (loss) ........ $1,033,069 782,942 730,601 (739,602) 563,128 ========== ========= ========= ========= ========= Per share-basic .......... $ 1.00 .75 .66 (.67) .51 ========== ========= ========= ========= ========= DILUTED Weighted average number of primary shares outstanding 1,033,989 1,045,235 1,100,065 1,111,220 1,112,074 ========== ========= ========= ========= ========= Net effect of dilutive stock options based on treasury stock method ........... 2,585 285 -- -- -- ========== ========= ========= ========= ========= Net income (loss) ........ $1,033,069 782,942 730,601 (739,602) 563,128 ========== ========= ========= ========= ========= Per share-diluted ........ $ 1.00 .75 .66 (.67) .51 ========== ========= ========= ========= =========